CVE-2022-27882

HIGH

Openbsd - Buffer Overflow

Title source: rule
STIX 2.1

Description

slaacd in OpenBSD 6.9 and 7.0 before 2022-03-22 has an integer signedness error and resultant heap-based buffer overflow triggerable by a crafted IPv6 router advertisement. NOTE: privilege separation and pledge can prevent exploitation.

Scores

CVSS v3 7.5
EPSS 0.0091
EPSS Percentile 75.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-681
Status published
Products (2)
openbsd/openbsd 6.9
openbsd/openbsd 7.0
Published Mar 25, 2022
Tracked Since Feb 18, 2026